UserTesting.com now provides on-demand usability testing so App launchers can watch testers use any iPhone, iPad Android phone, Android tablet, or BlackBerry to test their apps.

The UserTesting.com panel of mobile device users have high-resolution webcams designed to record their entire mobile experience. It's like looking over their shoulder, seeing their hands interact with the app or mobile site. Get feedback in as fast as an hour.

Any SMB can use this new service to test their own apps. If you are in the consulting business, you can utilize the service to test client apps and websites.